<!--
Copyright (c) 2019 The Khronos Group Inc.
Use of this source code is governed by an MIT-style license that can be
found in the LICENSE.txt file.
-->
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<link rel="stylesheet" href="../../../resources/js-test-style.css"/>
<script src="../../../js/js-test-pre.js"></script>
<script src="../../../js/webgl-test-utils.js"></script>
</head>
<body>
<canvas id="c" width="16" height="16"></canvas>
<div id="description"></div>
<div id="console"></div>
<script>
"use strict";
description('Tests texImage2D with invalid internalformat/format/type combinations from various dom elements');

debug("<a href='https://www.khronos.org/registry/webgl/specs/latest/2.0/#TEXTURE_TYPES_FORMATS_FROM_DOM_ELEMENTS_TABLE'>Valid internalformat/format/type combinations</a>");
debug("");

var wtu = WebGLTestUtils;
var gl = wtu.create3DContext("c", undefined, 2);

var doTexImage = function(domElement) {
    var tex = gl.createTexture();
    gl.bindTexture(gl.TEXTURE_2D, tex);
    gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGB10_A2UI, gl.RGBA_INTEGER, gl.UNSIGNED_INT_2_10_10_10_REV, domElement);
    wtu.glErrorShouldBe(gl, [gl.INVALID_VALUE, gl.INVALID_ENUM, gl.INVALID_OPERATION], "TexImage2D taking RGB10_A2UI/RGBA_INTEGER/UNSIGNED_INT_2_10_10_10_REV should fail");
    gl.texImage2D(gl.TEXTURE_2D, 0, gl.RG8, gl.RG, gl.FLOAT, domElement);
    wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, "TexImage2D taking RG8/RG/FLOAT should fail");
    gl.deleteTexture(tex);
}

var createCanvas2DContext = function(width, height) {
    var canvas = document.createElement("canvas");
    canvas.width = width;
    canvas.height = height;
    var ctx = canvas.getContext("2d");
    ctx.fillRect(0, 0, width, height);
    return ctx;
};

var testImage = function(test) {
  debug("HTMLImageElement");
  var img = wtu.makeImage(test.src, function() {
    doTexImage(img);
    setTimeout(runNextTest, 0);
  });
}

var testVideo = function(test) {
  debug("HTMLVideoElement (" + test.videoType + ")");
  var video = wtu.makeVideo(test.src);
  if(!video.canPlayType(test.videoType).replace(/no/, '')) {
    debug(test.videoType + " unsupported");
    setTimeout(runNextTest, 0);
    return;
  }
  wtu.startPlayingAndWaitForVideo(video, function() {
    doTexImage(video);
    setTimeout(runNextTest, 0);
  });
}

var testCanvas = function(test) {
  var ctx = createCanvas2DContext(test.width, test.height);
  debug("HTMLCanvasElement");
  doTexImage(ctx.canvas);
  setTimeout(runNextTest, 0);
}

var testImageData = function(test) {
  var ctx = createCanvas2DContext(test.width, test.height);
  var imageData = ctx.getImageData(0, 0, test.width, test.height);
  debug("ImageData");
  doTexImage(imageData);
  setTimeout(runNextTest, 0);
}

var testImageBitmap = function(test) {
  debug("ImageBitmap");
  if(!window.createImageBitmap || !window.ImageBitmap) {
    debug("ImageBitmap isn't supported");
    setTimeout(runNextTest, 0);
    return;
  }
  var ctx = createCanvas2DContext(test.width, test.height);
  createImageBitmap(ctx.canvas, 0, 0, test.width, test.height).then(function(imageBitmap) {
    doTexImage(imageBitmap);
    setTimeout(runNextTest, 0);
  }, function() {
    debug("createImageBitmap was rejected");
    setTimeout(runNextTest, 0);
  });
}

var tests = [
  { type: "canvas", width: 64, height: 64, run: testCanvas },
  { type: "image", src: "../../../resources/red-green.png", run: testImage },
  { type: "ImageBitmap",width: 64, height: 64, run: testImageBitmap },
  { type: "ImageData", width: 64, height: 64, run: testImageData },
  { type: "video", src: "../../../resources/red-green.mp4", videoType: 'video/mp4; codecs="avc1.42E01E, mp4a.40.2"', run: testVideo },
  { type: "video", src: "../../../resources/red-green.bt601.vp9.webm", videoType: 'video/webm; codecs="vp9"', run: testVideo },
  { type: "video", src: "../../../resources/red-green.webmvp8.webm", videoType: 'video/webm; codecs="vp8, vorbis"', run: testVideo },
];

var testIndex = 0;
var runNextTest = function() {
  if (testIndex < tests.length) {
    debug("");
    var test = tests[testIndex];
    ++testIndex;
    test.run(test);
  } else {
    finishTest();
  }
};

runNextTest();

</script>
</body>
</html>
